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CVE-2021-40506

—
CVSS 3.1
9.8 critical
EPSS
<1%p52
Published
()
Modified
Description

An issue was discovered in the ALU unit of the OR1200 (aka OpenRISC 1200) processor 2011-09-10 through 2015-11-11. The overflow flag is not being updated for the msb and mac instructions, which results in an incorrect value in the overflow flag. Any software that relies on this flag may experience corruption in execution.

Vendors
openrisc
Products
or1200 firmware
Weakness
CWE-287
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (0.7%)

In the news

No ingested article mentions this CVE yet.